1. Centre for Clinical Epidemiology Lady Davis Institute Jewish General Hospital Montreal QC Canada
2. Department of Epidemiology, Biostatistics, and Occupational Health McGill University Montreal QC Canada
3. Division of Endocrinology Jewish General Hospital Montreal QC Canada
4. Gerald Bronfman Department of Oncology McGill University Montreal QC Canada
5. Department of Oncology McGill University Health Centre Montreal QC Canada